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CAS-005 β€” questions

Page 16 of 20 Β· 393 total questions.

Topic 1 Β· Question 306 Β· Select all that apply

A security engineer needs to remediate a SWEET32 vulnerability in an OpenSSH-based application and review existing configurations. Which of the following should the security engineer do? (Choose two.)

  • ADisable Twofish algorithms
  • Bcat /etc/sshd/ssh_config | grep "HMAC"
  • CDisable RSA algorithms
  • Dcat /etc/sshd/ssh_config | grep "PermitRootLogin"
  • EDisable 3DES algorithms (correct answer)
  • Fcat /etc/sshd/ssh_config | grep "Ciphers" (correct answer)
Reveal answer & explanation
Correct answer: E, F

The correct answer is E, F. Option E: Disable 3DES algorithms Option F: cat /etc/sshd/ssh_config | grep "Ciphers" This option keeps traffic private / properly secured as required.

Topic 1 Β· Question 307

A DevOps engineer sets up a CI/CD pipeline to deploy application container images in the Kubernetes production environment. The security engineer wants to prevent the deployment of unsecured images. Which of the following security solutions should the engineer use in the pipeline to meet this objective?

  • AVulnerability scanning
  • BStatic code analysis
  • CTrusted attestation (correct answer)
  • DPrivate repository
Reveal answer & explanation
Correct answer: C

The correct answer is C. Option C: Trusted attestation This option keeps traffic private / properly secured as required.

Topic 1 Β· Question 308

In order to follow new regulations, the Chief Information Security Officer plans to use a defense-in-depth approach for a perimeter network. Which of the following protections would best achieve this goal?

  • ASAST, DAST, IAST
  • BNGFW, IPS, EDR (correct answer)
  • CSASE, IDS, SAST
  • DCASB, DLP, EDR
Reveal answer & explanation
Correct answer: B

The correct answer is B. Option B: NGFW, IPS, EDR

Explanation

An intrusion prevention system detects and actively blocks malicious traffic inline. Endpoint detection and response monitors endpoint activity and supports detection, containment, and investigation. This option keeps traffic private / properly secured as required.

Topic 1 Β· Question 309

Protected company data was recently exfiltrated. The SOC did not find any indication of a network or outside physical intrusion, and the DLP systems reported no unusual activity. The incident response team determined a text file was encrypted and reviews the following: Which of the following is the most appropriate action for the team to take?

Exhibit 1 for question 309
  • AReview the email security settings for proper configurations.
  • BInvestigate whether the employee had access to the data that was leaked. (correct answer)
  • CScan attachments with a third-party virus scan to independently confirm the results.
  • DAnalyze the hardware for undetected supply chain vulnerabilities that may have been exploited.
Reveal answer & explanation
Correct answer: B

The correct answer is B. Option B: Investigate whether the employee had access to the data that was leaked. This option keeps traffic private / properly secured as required.

Topic 1 Β· Question 310

A security team is evaluating the following vulnerabilities in response to a third-party risk assessment: Given the following organizational policy requirements: β€’ Any adjusted CVSS score of 7.0 or greater must be remediated within 15 days. β€’ Any adjusted CVSS score of 6.9 or less must be remediated within 30 days. β€’ Any vulnerability with a known public exploit must be remediated within seven days. β€’ Any vulnerability that requires high privileges can have a lower severity. Which of the following actions should the analyst do to meet the requirements on time?

Exhibit 1 for question 310
  • AImplement a patch for CVE-2025-1234. (correct answer)
  • BAccept risk for CVE-2022-5678.
  • CMake an exception within the insurance policy for CVE-2022-5678.
  • DAdd CVE-2024-9123 to the risk register.
  • EDecommission the systems affected by CVE-2024-9123.
Reveal answer & explanation
Correct answer: A

The correct answer is A. Option A: Implement a patch for CVE-2025-1234. This option keeps traffic private / properly secured as required.

Topic 1 Β· Question 311

During an incident response activity, the response team collected some artifacts from a compromised server, but the following information is missing: β€’ Source of the malicious files β€’ Initial attack vector β€’ Lateral movement activities The next step in the playbook is to reconstruct a timeline. Which of the following best supports this effort?

  • AExecuting decompilation of binary files
  • BAnalyzing all network routes and connections
  • CPerforming primary memory analysis
  • DCollecting operational system logs and storage disk data (correct answer)
Reveal answer & explanation
Correct answer: D

The correct answer is D. Option D: Collecting operational system logs and storage disk data

Topic 1 Β· Question 312

A Chief Information Security Officer is concerned about the operational impact of ransomware. In the event of a ransomware attack, the business requires the integrity of the data to remain intact and an RPO of less than one hour. Which of the following storage strategies best satisfies the business requirements?

  • AFull disk encryption
  • BRemote journaling
  • CImmutable (correct answer)
  • DRAID 10
Reveal answer & explanation
Correct answer: C

The correct answer is C. Option C: Immutable This option keeps traffic private / properly secured as required.

Topic 1 Β· Question 313

A company wants to protect a web-based application against application-layer attacks by monitoring the inputs, outputs, and internal state of the application. The solution must also rapidly integrate with different programming languages. Which of the following technologies is most likely to meet this need?

  • ARASP (correct answer)
  • BCloud-based IDE
  • CDAST
  • DNIPS
Reveal answer & explanation
Correct answer: A

The correct answer is A. Option A: RASP

Topic 1 Β· Question 314

A security architect performs a baseline review on the SIEM. The findings indicate that multiple use cases are missing and coverage is limited for defense evasion techniques. Which of the following processes best describes what the architect should do?

  • AImplement a TIP on the internal network to facilitate the creation of a use case.
  • BPerform a penetration test on critical devices and document IOCs for use cases.
  • CCreate a list of use cases based on Snort detection rules.
  • DUse Sigma to build the logic of the use cases and testing on the SIEM. (correct answer)
Reveal answer & explanation
Correct answer: D

The correct answer is D. Option D: Use Sigma to build the logic of the use cases and testing on the SIEM.

Explanation

A SIEM centralizes and correlates security events to support detection, investigation, and reporting. This option keeps traffic private / properly secured as required.

Topic 1 Β· Question 315

A vulnerability scan was performed on a website, and the following encryption suites were found: Which of the following actions will remediate the vulnerability?

Exhibit 1 for question 315
  • ARemoving any ciphers utilizing cipher block chaining (correct answer)
  • BRearranging the order of the ciphers from strongest to weakest
  • CDeploying a WAF to monitor web traffic
  • DReissuing new SSL certificates for the website
Reveal answer & explanation
Correct answer: A

The correct answer is A. Option A: Removing any ciphers utilizing cipher block chaining This option keeps traffic private / properly secured as required.

Topic 1 Β· Question 316

A developer makes a small change to a resource allocation module on a popular social media website and causes a memory leak. During a peak utilization period, several web servers crash, causing the website to go offline. Which of the following testing techniques is the most efficient way to prevent this from reoccurring?

  • ALoad (correct answer)
  • BSmoke
  • CRegression
  • DCanary
Reveal answer & explanation
Correct answer: A

The correct answer is A. Option A: Load

Topic 1 Β· Question 317

A company needs to quickly assess whether software deployed across the company's global corporate network contains specific software libraries. Which of the following best enables the company's SOC to respond quickly when such an assessment is required?

  • AMaintaining SAST/DAST reports on a server with access restricted to SOC staff
  • BContractually requiring all software vendors to attest to third-party risk mitigations
  • CRequiring all suppliers and internal developers to implement a thorough SBoM (correct answer)
  • DImplementing a GRC tool to maintain a list of all software vendors and internal developers
Reveal answer & explanation
Correct answer: C

The correct answer is C. Option C: Requiring all suppliers and internal developers to implement a thorough SBoM

Topic 1 Β· Question 318

A malware analyst must examine the following partial file sample recovered from a Linux workstation: Attempts to run the code in a sandbox produce no results. Which of the following should the malware analyst do next to further analyze the malware and discover useful IoCs?

Exhibit 1 for question 318
  • AConvert the hex-encoded sample to binary and attempt to decompile it. (correct answer)
  • BRun the encoded sample through an online vulnerability tool and check for any matches.
  • CPad the beginning and end of the sample with binary executables and attempt to execute it.
  • DUse a disassembler on the unencoded snippet to convert from binary to ASCII text.
Reveal answer & explanation
Correct answer: A

The correct answer is A. Option A: Convert the hex-encoded sample to binary and attempt to decompile it.

Topic 1 Β· Question 319 Β· Select all that apply

During a recent security event, access from the non-production environment to the production environment enabled unauthorized users to install unapproved software and make unplanned configuration changes. During an investigation, the following findings are identified: β€’ Several new users were added in bulk by the IAM team. β€’ Additional firewall and routers were recently added to the network β€’ Vulnerability assessments have been disabled for all devices for more than 30 days. β€’ The application allow list has not been modified in more than two weeks. β€’ Logs were unavailable for various types of traffic β€’ Endpoints have not been patched in more than ten days. Which of the following actions would most likely need to be taken to ensure proper monitoring is in place within the organization? (Choose two.)

  • ADisable bulk user creations by the IAM team.
  • BExtend log retention for all security and network devices for 180 days for all traffic. (correct answer)
  • CReview the application allow list on a daily basis to make sure it is properly configured.
  • DRoutinely update all endpoints and network devices as soon as new patches/hot fixes are available.
  • EEnsure all network and security devices are sending relevant data to the SIEM (correct answer)
  • FConfigure rules on all firewalls to only allow traffic from the production environment to the non-production environment.
Reveal answer & explanation
Correct answer: B, E

The correct answer is B, E. Option B: Extend log retention for all security and network devices for 180 days for all traffic. Option E: Ensure all network and security devices are sending relevant data to the SIEM

Explanation

A SIEM centralizes and correlates security events to support detection, investigation, and reporting. This option keeps traffic private / properly secured as required.

Topic 1 Β· Question 320

A security architect is performing threat-modeling activities related to an acquired overseas software company that will be integrated with existing products and systems. Once its software is integrated, the software company will process customer data for the acquiring company. Given the following: Which of the following mitigations would reduce the risk of the most significant threats?

Exhibit 1 for question 320
  • APrivileged access management system with conditional access capabilities to prevent unauthorized access
  • BRate-limiting capabilities on all authentication systems and leveraging single sign-on through federation
  • CSecure development process with gate checks and appropriate code scanning (correct answer)
  • DZero Trust architecture for all assets from the acquired company using microsegmentation against sensitive applications
Reveal answer & explanation
Correct answer: C

The correct answer is C. Option C: Secure development process with gate checks and appropriate code scanning This option keeps traffic private / properly secured as required.

Topic 1 Β· Question 321

An organization purchased a new manufacturing facility and the security administrator needs to: β€’ Implement security monitoring. β€’ Protect any non-traditional device(s)/network(s). β€’ Ensure no downtime for critical systems. Which of the following strategies best meets these requirements?

  • AConfiguring honeypots in the internal network to capture malicious activity
  • BAnalyzing system behavior and responding to any increase in activity
  • CApplying updates and patches soon after they have been released
  • DObserving the environment and proactively addressing any malicious activity (correct answer)
Reveal answer & explanation
Correct answer: D

The correct answer is D. Option D: Observing the environment and proactively addressing any malicious activity This option keeps traffic private / properly secured as required.

Topic 1 Β· Question 322

Engineers are unable to control pumps at Site A from Site Π’ when the SCADA controller at Site A experiences an outage. A security analyst must provide a secure solution that ensures Site A pumps can be controlled by a SCADA controller at Site Π’ if a similar outage occurs again. Which of the following represents the most cost-effective solution?

  • AProcure direct fiber connectivity between Site A and Site Π’ and limit its use to the critical SCADA controller traffic only.
  • BInstall backup SCADA controllers at each site, isolate them from the ОВ network, and assign these backup controllers as high-availability pairs.
  • CIsolate the ОВ environment by providing an air-gapped network segment. Place the SCADA controller for each site in this network segment to minimize outages.
  • DConfigure VPN concentrators inside the ОВ network segments at Site A and Site Π’ and allow the controllers to act as secondary devices for the other site's pumps across this encrypted tunnel. (correct answer)
Reveal answer & explanation
Correct answer: D

The correct answer is D. Option D: Configure VPN concentrators inside the ОВ network segments at Site A and Site Π’ and allow the controllers to act as secondary devices for the other site's pumps across this encrypted tunnel.

Explanation

A VPN creates an encrypted tunnel across an untrusted network for private remote or site connectivity. This option delivers the requirement at the lowest cost.

Topic 1 Β· Question 323

As part of a new software development method, a program manager requires that unit tests be written for all code before being promoted to production. The program manager wants to ensure that requirements can be tested and approved. Any security concerns should also be addressed prior to code deployment. Which of the following is an additional benefit of this new requirement?

  • ADynamic analysis
  • BIntegration testing (correct answer)
  • CSoftware composition analysis
  • DInput fuzzing
Reveal answer & explanation
Correct answer: B

The correct answer is B. Option B: Integration testing This option keeps traffic private / properly secured as required.

Topic 1 Β· Question 324

A security engineer must implement controls to limit access between developer endpoints and a cloud provider bucket for data storage. Developers routinely save sensitive files to the bucket as part of their projects. The security engineer must reduce the risk of unintended data exposure. Which of the following is the most appropriate control to implement?

  • ARequire server-side encryption using a KMS in the cloud provider.
  • BImplement context-aware reauthentication to the local system.
  • CDeploy an ACL on the virtual private cloud to avoid public access. (correct answer)
  • DRestrict HTTP POST and PUT traffic to specific URLs at the proxy.
Reveal answer & explanation
Correct answer: C

The correct answer is C. Option C: Deploy an ACL on the virtual private cloud to avoid public access. This option keeps traffic private / properly secured as required.

Topic 1 Β· Question 325

A systems administrator decides to take a programmatic approach in cataloging system resiliency to both new and existing attack patterns. Which of the following should the systems administrator use?

  • AOWASP
  • BATT&CK (correct answer)
  • CSTRIDE
  • DCAPEC
Reveal answer & explanation
Correct answer: B

The correct answer is B. Option B: ATT&CK By spanning multiple Availability Zones / adding redundancy, this option provides the high availability and resilience required.

Showing questions 301–320 of 393 Β· Page 16 of 20